AOL Instant Messenger Protocol

This page provides information on the AOL Instant Messenger Protocol detected by the Netify DPI engine. The protocol operates on TCP port 5190 and UDP port 5190, both officially registered with the IANA.

Protocol Description

AIM (AOL Instant Messenger) was an instant messaging and presence application created by America Online (AOL). The software used the OSCAR instant messaging protocol to communicate in real time. The software is now obsolete.

Please see the protocol catalog page for information on other protocols detected by Netify DPI.

Protocol Details

ID
69
Full Name
Open System for Communication in Realtime
Abbreviation
OSCAR
Category Tag
messaging
Category
Messaging
Introduced
Version 2.88
Retired
Version 4.1.1

Protocol Ports - RFC

TCP 5190
America-Online
UDP 5190
America-Online

Related Protocols

Review the Messaging category suite below, or explore the complete protocol catalog.